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比较捕获模块可以直接输入5vTTL电平吗?如果不能,用哪种方式转换最方便呢?
zq2,
MSP430管脚可以承受电压的范围为–0.3 V to VCC + 0.3 V, 是不可以直接输入5v TTL电平的。建议你经过电平转换芯片后,再输入MSP430。
希望对你有帮助!O(∩_∩)O~
不能输入高于电源电压,电平转换参考网址:http://wenku.baidu.com/view/e48cfc767fd5360cba1adb30.html
谢谢